Alarm device



FIG. 1 is a perspective view of an alarm device showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view with the left side being a mirror image thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

The broken line showing of mounting tabs is included for the purpose of illustrating portions of the “article” and forms no part of the claimed design. 

CLAIM The ornamental design for an alarm device, as shown and described. 